Output module relay UG 6912.28 Advantages . For safety applications up to PLe, Cat. 4 and SIL 3 . Less wiring because of configuration software SAFEMASTER PRO Designer . Easy planning because of Drag & Drop via graphic configuration software . Time and cost saving installation . Reduced wiring and space saving in cabinets . Flexible extension with safety input and output modules . Easy extendable via BUS-Rail . Comprehensive fault localisation and diagnostic . Memory card as option for simple maintenance . Compact design: Base- and extension modules with only 22.5 mm width Features . Relay contact extension of the OSSDs of Safemaster Pro . UG 6912.14: 1 relay output with 2 NO safety contacts and 1 NC monitoring contact UG 6912.28: 2 relay output with 2 NO safety contacts each and 1 NC monitoring contact . Status LEDs for power and output . With pluggable terminal block for easy exchange of devices Technical specifications Cat. / PL acc. to EN ISO 13849-1: 4/e Width: 22,5mm SIL CL acc. to IEC/EN 62061: 3 NC contacts: 2 x 1 Safety NO contacts: 2 x 2 Type: UG 6912.28 Manufacturer: E. Dold & Söhne GmbH & Co. KG Type: UG6912.28 zur Kont.-Erweiter. OSSD Art. No.: 0063825